19902608

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113083}}^1$

素因数の和:113102

約数の個数: 20

約数和(自身を含む): 42067248

約数和(自身を除く): 22164640

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 113083, 226166, 452332, 904664, 1243913, 1809328, 2487826, 4975652, 9951304, 19902608]

約数ペア:

[(1, 19902608), (2, 9951304), (4, 4975652), (8, 2487826), (11, 1809328), (16, 1243913), (22, 904664), (44, 452332), (88, 226166), (176, 113083)]